When you have to pay for internal or external resources, the costs can soon mount up. It’s not difficult to find yourself with spiralling resource costs, even if they are just wooden dollars being moved between departments.
The most likely causes are poor estimating and too many change requests.
It’s often hard to drill down into the detail of where a resource is spending time, especially if you don’t have a timesheet application. If you don’t record time, then start doing that first! It will really help you improve your estimates over the longer term.
Short term, you need to sit down with your team and reforecast the whole project. If you then can’t afford to do all the work that you’ve planned out, you need a frank conversation with your project sponsor about what can be taken out of scope for this phase.
This video explains more.